Peru Bird Species VIII: White-throated Toucan

	Piciformes
	Ramphastidae
	Ramphastos
	Upper Amazonia from western Venezuela to northern Bolivia
	Least Concern

Taxonomy

• Species: Ramphastos tucanus
• Authority: Carl Linnaeus, 1758

Subspecies

• Ramphastos tucanus tucanus – Found in northeastern Amazon; red base on bill.
• Ramphastos tucanus cuvieri – Found in western/central Amazon; yellow ridge on bill.

Physical Description

• Size: 50–61 cm (20–24 in) in length.
• Plumage: Black body, white throat and chest, red undertail coverts.
• Bill: Large, colorful, and slightly serrated; used for feeding and thermoregulation.

Distribution and Habitat

• Found in: Brazil, Venezuela, Colombia, Ecuador, Peru, Bolivia, Guyana, Suriname, French Guiana.
• Habitat: Tropical lowland rainforest; prefers upper canopy levels.

Diet and Behavior

• Diet: Mainly fruits; also consumes insects, small reptiles, eggs, and nestlings.
• Social structure: Often seen in pairs or small groups.
• Vocalization: Loud, croaking or yelping calls; used for long-range communication.

Reproduction

• Nests in natural tree cavities.
• Lays 2–4 white eggs.
• Both male and female participate in incubation and feeding.

Conservation Status

• IUCN Red List: Least Concern (LC)
• Threats: Habitat destruction (especially deforestation) and illegal pet trade.

Interesting Facts

• The large bill is not just for eating—it helps regulate body temperature by radiating heat.
• Despite its size, the bill is very light, made of keratin with a spongy interior.
• The species plays a key role as a seed disperser, helping maintain rainforest biodiversity.
• White-throated Toucans are sometimes mimicked by other toucan species in overlapping ranges.
• Their loud calls can be heard from over 1 km away, especially at dawn and dusk.

Source: Wikipedia

Photo: Holmes Pantoja